1222055531152 has 20 divisors (see below), whose sum is σ = 2406547881916. Its totient is φ = 601010916480.

The previous prime is 1222055531141. The next prime is 1222055531201. The reversal of 1222055531152 is 2511355502221.

It can be written as a sum of positive squares in 2 ways, for example, as 296911650816 + 925143880336 = 544896^2 + 961844^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626052063 + ... + 626054014.

Almost surely, 2^{1222055531152} is an apocalyptic number.

It is an amenable number.

1222055531152 is a deficient number, since it is larger than the sum of its proper divisors (1184492350764).

1222055531152 is a wasteful number, since it uses less digits than its factorization.

1222055531152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252106146 (or 1252106140 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 34.

The spelling of 1222055531152 in words is "one trillion, two hundred twenty-two billion, fifty-five million, five hundred thirty-one thousand, one hundred fifty-two".